Advertisements
Advertisements
Question
Write down the number of neutrons in the nucleus of an atom having atomic number 17 and mass number 37.
Advertisements
Solution
A = n + p (At. No.) A is mass number
37 = n + 17
Number of neutrons = n = 37 – 17 = 20
APPEARS IN
RELATED QUESTIONS
Name the three sub-atomic particles of an atom.
Compare the properties of electrons, protons and neutrons.
A neutron is formed by an electron and a proton combining together. Therefore, it is neutral.
Explain in brief the experimental proof which led to the discovery of –
Neutrons
On the basis of Rutherford’s model of an atom, which subatomic particle is present in the nucleus of an atom?
Calculate the number of neutrons present in the nucleus of an element X which is represented as `""_15^31"X"`
What is the charge of a neutron?
The hydrogen atom does not have ______.
Which subatomic particles have no charge?
The stability of the nucleus is determined by the Neutron – Proton ratio.
